The pyrite sparkles and shimmers in the light, and the dark background provides superb contrast. All in all, this is a unique and very fine specimen of this very attractive type of concretion. Want to receive cumulative discounts, starting with your next order? The item "3.8 Black & Gold Striped PYRITE Crystals Sphere Ball CONCRETION China for sale" is in sale since Monday, April 10, 2017.This item is in the category "Collectibles\Rocks, Fossils & Minerals\Crystals & Mineral Specimens\Display Specimens". The seller is "crystal-digger" and is located in Greenfield, Massachusetts. This item can be shipped worldwide.